KR20070056289A - Drying drum washing machine and its control method - Google Patents

Abstract

The present invention relates to a dry-use drum washing machine, and more particularly, a dry-use drum washing machine and a control unit for detecting a temperature inside a tub when the door is opened due to an end of a washing machine or a pause of the washing machine so that a user can know it. It is about a method.

Drying drum washing machine according to the idea of the present invention is a tub for washing water is stored therein; A drum housed in the tub; An internal temperature sensor configured to measure a temperature inside the tub and / or drum; And a controller for reading a temperature measured by the internal temperature sensor, wherein the controller outputs a predetermined warning message when the temperature measured by the internal temperature sensor reaches a preset temperature. It features.

The dry combined drum washing machine and its control method, as proposed, allow the user to know the temperature inside the tub when the door is opened immediately after the end of the washing process or during the washing process of the washing machine. There is an advantage that can prevent the risk of burns.

Description

Drying drum washing machine and its control method {A drum type washing machine with laundry drying function and method of controlling the same}

1 is a side cross-sectional view illustrating a general dry gum drum washing machine.

Figure 2 is a block diagram illustrating a dry combined drum washing machine according to the spirit of the present invention.

3 is a flowchart illustrating a control method of a combined drum washing machine according to a first embodiment of the present invention.

4 is a flow chart illustrating a control method of a combined drum washing machine according to a second embodiment of the present invention.

<Explanation of symbols for the main parts of the drawings>

200: control unit 210: door open detection unit

220: internal temperature detection unit 230: display unit

240: warning sound generating unit

The present invention relates to a dry-use drum washing machine (hereinafter referred to as a 'washing machine'), and in detail, a user can know the temperature by sensing the temperature inside the tub when the door is opened due to an end of a washing machine or a pause of the washing machine. It relates to a dry combined drum washing machine and a control method thereof.

In general, a washing machine is a household appliance for removing contaminants in a laundry by washing water being stored in a washing container and water flow generated by rotation of the washing container and a surface active action of a detergent.

1 is a side cross-sectional view of a general washing machine.

Referring to FIG. 1, the washing machine 100 includes a case 110 forming an appearance, a door 120 installed at a front portion of the case 110 to open and close an entrance for introducing laundry, and the case 110. A tub 130 accommodated therein and storing wash water and a drum 135 in which laundry is accommodated in the tub 130 are included.

In addition, the tub 130 is mounted on the rear side of the tub 130, and is axially connected to the drum 135, the drive motor 140 for rotating the drum 135, and inserted into the case 110, detergent inside The dispenser 150 stores other fabric softeners and the like, and a water supply valve 180 mounted on the rear surface of the case 110 to allow washing water to flow into the dispenser 150.

In addition, the water supply pipe 180 and the dispenser 150 are connected to the water supply pipe 181 to allow the washing water supplied from the water supply valve 180 is moved to the dispenser 150, and moves to the dispenser 150. In order to allow the wash water to be mixed with a detergent and then introduced into the tub 130, a bellows 151 connecting the dispenser 150 and the tub 130 is further included.

In addition, the damper 131 is mounted on the lower side of the tub 110 to absorb the vibration generated from the rotation of the drum, and connected to the lower side of the tub for washing the dirty water after washing is finished to the outside A drain pipe 171 serving as a passage, a drain pump 170 connected to the end of the drain pipe, pumping dirty laundry water, and the wash water pumped by the drain pump 170 to be discharged to the outside of the case 110. It further includes a drain hose 172 to be a flow path.

In addition, when the drying process starts after the washing and dehydration process is finished, the heater 162 for providing hot dry air into the drum 135 and the high temperature air generated by the heater 162 may be a drum ( 135 a drying duct 161 to be introduced into the inside, a drying fan 160 for blowing air into the drying duct 161, and air in a high temperature and wet state existing inside the drum 135. Exhaust duct 190 is connected to the outer end surface of the tub 130, one end of the connecting pipe 200 is connected to the outer side of the tub 110, so that the outside of the tub 110 is mounted to the outside ) Is included.

On the other hand, when the drying process of the washing machine starts, power is applied to the heater 162 and heated to a high temperature. In addition, while the drying fan 160 rotates, indoor air between the case 110 and the tub 130 is sucked into the drying duct 161.

In addition, the sucked air is changed to a high temperature dry state by the heater 162 inside the drying duct 161. The air, which has been changed to a high temperature dry state, is introduced into the drum 135 and is absorbed into the laundry in the drum 135, thereby changing to a high temperature and high humidity state.

In addition, the air changed to a high temperature and high humidity is moved to the exhaust duct 190 along the connection pipe 200 mounted on the upper portion of the tub 130 and is discharged to the outside of the washing machine.

However, when the user wants to open the door temporarily during the operation of the washing machine, there is a problem in that it is not possible to provide the user with information about the temperature inside the tub.

In addition, if the user temporarily opens the door immediately after the drying process of the washing machine is finished or during the drying process without being aware of the temperature inside the tub, there is a problem such as being burned by hot and humid air.

The present invention is proposed in order to solve the above problems, the drying combined drum washing machine and the control that can inform the user of the temperature inside the tub when the door is opened immediately after the end of the washing process of the washing machine or during the washing process of the washing machine It aims to propose a method.

In addition, when the user opens the door of the washing machine, when the temperature inside the tub becomes higher than the set temperature, a predetermined warning message is provided, whereby a dry combined drum washing machine capable of preventing the risk of burns due to hot air and the like It aims to propose a control method.

Drying drum washing machine according to the idea of the present invention for achieving the above object is a tub in which washing water is stored; A drum housed in the tub; An internal temperature sensor configured to measure a temperature inside the tub and / or drum; And a control unit reading a temperature measured by the internal temperature sensing unit, wherein the control unit outputs a predetermined warning message when the temperature measured by the internal temperature sensing unit reaches a preset temperature. It features.

According to another aspect of the present invention, a method for controlling a dry combined drum washing machine includes: measuring an internal temperature of a washing machine; Determining whether the measured temperature has reached the set temperature; And displaying the first warning message through the display unit and / or the alarm sound generator when the measured temperature reaches the set temperature.

The dry combined drum washing machine and its control method, as proposed, allow the user to know the temperature inside the tub when the door is opened immediately after the end of the washing process or during the washing process of the washing machine. There is an advantage that can prevent the risk of burns.

In addition, by allowing the internal temperature of the washing machine to be displayed to the user, there is an advantage of increasing the user's trust in the washing machine.

Hereinafter, with reference to the accompanying drawings, preferred embodiments of the present invention will be described in detail. However, the spirit of the present invention is not limited to the embodiments in which the present invention is presented, and those skilled in the art who understand the spirit of the present invention easily suggest other embodiments by adding, changing, deleting, and adding components within the scope of the same idea. Although this may be done, this also falls within the scope of the spirit of the present invention.

2 is a block diagram illustrating a dry combined drum washing machine according to the spirit of the present invention.

Referring to FIG. 2, the combined drum washing machine according to the present invention has an internal temperature sensor 220 capable of measuring a temperature inside the tub 130 or the drum 135 and whether the door 120 is opened. Door open detection unit 210 to detect, the internal temperature detection unit 220 and the door opening detection unit 210 is connected to the temperature of the tub 130 or drum 135 and the opening of the door 120 The control unit 200 for reading whether or not, the display unit 230 for displaying the temperature inside the tub 130 or the drum 135 according to the control signal of the control unit 200, and the control of the control unit 200 A warning sound generator 240 for generating a predetermined warning sound according to the signal is included.

In detail, the internal temperature sensing unit 220 may include a temperature sensor installed at a predetermined position capable of measuring a temperature (hereinafter, referred to as an “internal temperature”) inside the tub 130 or the drum 135. have.

In addition, the door open detection unit 210 is installed in a general drum washing machine, and the details thereof are generally known, so a detailed description thereof will be omitted.

In addition, the controller 200 may read an internal temperature measured by the internal temperature sensor 220 and output a predetermined message to the display 230 or the alarm sound generator 240.

The controller 200 may determine whether the internal temperature measured by the internal temperature sensor 220 reaches a preset temperature, and display a predetermined warning message to the user. In other words, the controller 200 outputs a warning message to the display 230 when the internal temperature measured by the internal temperature sensor 220 reaches a set temperature, or the warning sound generator 240. ), A predetermined warning sound can be generated.

The control unit 200 detects whether the door 120 is opened by the user through the door opening detecting unit 210, and when the opening of the door 120 is detected, the display unit 230. And / or a predetermined warning sound may be displayed through the warning sound generator 240. The predetermined warning message output through the display 230 and / or the warning sound generator 240 may be generated only for a predetermined time.

In addition, the internal temperature measured by the internal temperature sensor 220 may be displayed in a predetermined position of the display 230 in real time. When the internal temperature reaches the set temperature, the entire color scheme of the display 230 may be changed to a color that can stimulate the user's vision such as red color. In this case, the display unit 230 is preferably made of a liquid crystal display (LCD).

In addition, the predetermined warning sound generated through the warning sound generating unit 240 is preferably generated to a size that can be heard when the user is located within a predetermined distance from the washing machine, 'the inside of the washing machine is very hot.' A warning sound may be output to allow the user to know that the internal temperature is high, such as' It may be burned by high temperature air.

3 is a flowchart illustrating a control method of a combined drum washing machine according to a first embodiment of the present invention.

First, a user selects a washing course and an option of a washing machine through a predetermined key input unit (S100), and allows the washing machine to operate (S110).

In addition, the internal temperature of the washing machine is measured through the internal temperature sensing unit 220 together with the operation of the washing machine (S120), and the control unit 200 reads it.

In addition, the controller 200 determines whether the measured internal temperature reaches a preset temperature (S130), and if the measured internal temperature does not reach the preset temperature, continues the next administration or the step. S120 continues to be performed.

When the internal temperature of the washing machine measured by the internal temperature sensor 220 reaches a preset temperature, the first warning message is output through the display 230 or the warning sound generator 240. (S140).

In detail, the first warning message may mean that the current internal temperature is displayed as a predetermined text message through the display unit 230 at a high temperature. And, through the warning sound generating unit 240, the user can know the information on the current washing machine internal temperature, such as 'Currently the internal temperature of the washing machine is high temperature, please note', 'Please open the door of the washing machine after a while'. You can do that.

The control unit 200 detects whether the door 120 is opened by the user through the door opening detecting unit 210 (S150), and when the door 120 is opened, the display unit 230. And / or a second warning message is output through the warning sound generator 240 (S160).

For example, since the internal temperature of the washing machine is high on the display 230, a text message for surroundings is displayed when the laundry is taken out, or the color of the display 230 may be changed to a color that may stimulate the user's vision. have.

Then, through the warning sound generating unit 240, a warning message such as 'it may be burned by high temperature air', 'beep ~ wing, fall from the washing machine' may be output. The warning message output through the warning sound generator 240 may be simultaneously output with a predetermined text message displayed on the display 230.

In the above-described first embodiment of the present invention, the second warning message has been described based on the output when the door 120 is opened during the washing operation of the washing machine, but after the washing course selected by the user is terminated. Of course, the idea of the present invention can be applied to the case in which the door 120 is opened.

4 is a flowchart illustrating a control method of a combined drum washing machine according to a second embodiment of the present invention.

First, a user selects a washing course and an option of a washing machine through a predetermined key input unit (S200), and allows the washing machine to operate (S210).

Then, the internal temperature of the washing machine is measured through the internal temperature sensing unit 220 together with the operation of the washing machine (S220), and the control unit 200 reads it.

When the operation of the washing machine is paused by the user or when the door 120 is opened (S230), the controller 200 determines whether the internal temperature measured by the internal temperature sensor 220 reaches a set temperature. It is determined whether or not (S240).

When the measured internal temperature reaches the set temperature, a predetermined warning message is output through the display 230 and / or the warning sound generator 240 (S250). The predetermined warning message may be the first warning message or the second warning message described above.

As described above, when the user opens the door of the washing machine to know the internal temperature of the washing machine, that is, the temperature inside the tub or drum, it is possible to prevent the risk of injury such as burns by the user by the hot air. There is an advantage.

The dry combined drum washing machine and its control method, as proposed, allow the user to know the temperature inside the tub when the door is opened immediately after the end of the washing process or during the washing process of the washing machine. There is an advantage that can prevent the risk of burns.

In addition, by allowing the internal temperature of the washing machine to be displayed to the user, there is an advantage of increasing the user's trust in the washing machine.

Claims (6)

Tub for washing water is stored therein; A drum housed in the tub; An internal temperature sensor configured to measure a temperature inside the tub and / or drum; And And a controller for reading a temperature measured by the internal temperature sensor. And the controller outputs a predetermined warning message when the temperature measured by the internal temperature sensor reaches a preset temperature. The method of claim 1, According to the control signal of the control unit further includes a display unit for displaying a predetermined text message, and a warning sound generation unit for outputting a predetermined warning sound, And a predetermined warning message is output through the display unit and / or the alarm sound generator when the temperature measured by the internal temperature sensor reaches a preset temperature. The method of claim 1, A door is installed to be opened and closed on the front of the drum, and a door opening detecting unit for detecting the opening of the door further, And the control unit outputs a predetermined warning message when the door opening is detected by the door opening detecting unit. Measuring the internal temperature of the washing machine; Determining whether the measured temperature has reached the set temperature; And And when the measured temperature reaches the set temperature, displaying a first warning message through a display unit and / or a warning sound generating unit. The method of claim 4, wherein When the measured temperature reaches the set temperature, it is further determined whether the opening of the door is detected, And a first warning message is output through the display unit and / or the alarm sound generating unit when the door is opened. The method of claim 4, wherein After the step of displaying the first warning message is performed, it is determined whether the opening of the door is detected, And a second warning message is output through the display unit and / or the alarm sound generator when the door is opened.

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